TLSEXT_max_fragment_length_512
maxfraglen = TLSEXT_max_fragment_length_512;
(((value) >= TLSEXT_max_fragment_length_512) && ((value) <= TLSEXT_max_fragment_length_4096))
TLSEXT_max_fragment_length_512);
case TLSEXT_max_fragment_length_512:
{ "512", TLSEXT_max_fragment_length_512 },
|| !TEST_false(SSL_set_tlsext_max_fragment_length(ssl, TLSEXT_max_fragment_length_512)))
TLSEXT_max_fragment_length_512,